/*
* The MIT License (MIT)
*
* Copyright (c) 2007-2015 Broad Institute
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.broad.igv.ui.util;
import java.awt.BorderLayout;
import java.awt.Checkbox;
import java.awt.Container;
import java.awt.FlowLayout;
import java.awt.Font;
import java.awt.Frame;
import java.awt.GraphicsEnvironment;
import java.awt.GridLayout;
import java.awt.List;
import java.awt.Panel;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JLabel;
/**
* A font selection dialog.
* <p/>
* Note: can take a long time to start up on systems with (literally) hundreds
* of fonts. TODO change list to JList, add a SelectionChangedListener to
* preview.
*
* @author Ian Darwin
* @version $Id: FontChooser2.java 33567 2012-06-18 08:34:43Z chantal.roth@lifetech.com $
*/
public class FontChooser2 extends JDialog {
// Results:
/**
* The font the user has chosen
*/
protected Font resultFont;
/**
* The resulting font name
*/
protected String resultName;
/**
* The resulting font size
*/
protected int resultSize;
/**
* The resulting boldness
*/
protected boolean isBold;
/**
* The resulting italicness
*/
protected boolean isItalic;
// Working fields
/**
* Display text
*/
protected String displayText = "Qwerty Yuiop";
/**
* The list of Fonts
*/
protected String fontList[];
/**
* The font name chooser
*/
protected List fontNameChoice;
/**
* The font size chooser
*/
protected List fontSizeChoice;
/**
* The bold and italic choosers
*/
Checkbox bold, italic;
/**
* The list of font sizes
*/
protected String fontSizes[] = {"8", "10", "11", "12", "14", "16", "18",
"20", "24", "30", "36", "40", "48", "60", "72"};
/**
* The index of the default size (e.g., 14 point == 4)
*/
protected static final int DEFAULT_SIZE = 4;
/**
* The display area. Use a JLabel as the AWT label doesn't always honor
* setFont() in a timely fashion :-)
*/
protected JLabel previewArea;
/**
* Construct a FontChooser -- Sets title and gets array of fonts on the
* system. Builds a GUI to let the user choose one font at one size.
*/
public FontChooser2(Frame f) {
super(f, "Font Chooser", true);
Container cp = getContentPane();
Panel top = new Panel();
top.setLayout(new FlowLayout());
fontNameChoice = new List(8);
top.add(fontNameChoice);
Toolkit toolkit = Toolkit.getDefaultToolkit();
// For JDK 1.1: returns about 10 names (Serif, SansSerif, etc.)
// fontList = toolkit.getFontList();
// For JDK 1.2: a much longer list; most of the names that come
// with your OS (e.g., Arial), plus the Sun/Java ones (Lucida,
// Lucida Bright, Lucida Sans...)
fontList = GraphicsEnvironment.getLocalGraphicsEnvironment()
.getAvailableFontFamilyNames();
for (int i = 0; i < fontList.length; i++)
fontNameChoice.add(fontList[i]);
fontNameChoice.select(0);
fontSizeChoice = new List(8);
top.add(fontSizeChoice);
for (int i = 0; i < fontSizes.length; i++)
fontSizeChoice.add(fontSizes[i]);
fontSizeChoice.select(DEFAULT_SIZE);
cp.add(top, BorderLayout.NORTH);
Panel attrs = new Panel();
top.add(attrs);
attrs.setLayout(new GridLayout(0, 1));
attrs.add(bold = new Checkbox("Bold", false));
attrs.add(italic = new Checkbox("Italic", false));
previewArea = new JLabel(displayText, JLabel.CENTER);
previewArea.setSize(200, 50);
cp.add(previewArea, BorderLayout.CENTER);
Panel bot = new Panel();
JButton okButton = new JButton("Apply");
bot.add(okButton);
okButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
previewFont();
dispose();
setVisible(false);
}
});
JButton pvButton = new JButton("Preview");
bot.add(pvButton);
pvButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
previewFont();
}
});
JButton canButton = new JButton("Cancel");
bot.add(canButton);
canButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
// Set all values to null. Better: restore previous.
resultFont = null;
resultName = null;
resultSize = 0;
isBold = false;
isItalic = false;
dispose();
setVisible(false);
}
});
cp.add(bot, BorderLayout.SOUTH);
previewFont(); // ensure view is up to date!
pack();
setLocation(100, 100);
}
/**
* Called from the action handlers to get the font info, build a font, and
* set it.
*/
protected void previewFont() {
resultName = fontNameChoice.getSelectedItem();
String resultSizeName = fontSizeChoice.getSelectedItem();
int resultSize = Integer.parseInt(resultSizeName);
isBold = bold.getState();
isItalic = italic.getState();
int attrs = Font.PLAIN;
if (isBold)
attrs = Font.BOLD;
if (isItalic)
attrs |= Font.ITALIC;
resultFont = new Font(resultName, attrs, resultSize);
// System.out.println("resultName = " + resultName + "; " +
// "resultFont = " + resultFont);
previewArea.setFont(resultFont);
pack(); // ensure Dialog is big enough.
}
/**
* Retrieve the selected font name.
*/
public String getSelectedName() {
return resultName;
}
/**
* Retrieve the selected size
*/
public int getSelectedSize() {
return resultSize;
}
/**
* Retrieve the selected font, or null
*/
public Font getSelectedFont() {
return resultFont;
}
/**
* Simple main program to start it running
*/
public static void main(String[] args) {
final JFrame f = new JFrame("FontChooser Startup");
final FontChooser2 fc = new FontChooser2(f);
final Container cp = f.getContentPane();
cp.setLayout(new GridLayout(0, 1)); // one vertical column
JButton theButton = new JButton("Change font");
cp.add(theButton);
final JLabel theLabel = new JLabel("Java is great!", JLabel.CENTER);
cp.add(theLabel);
// Now that theButton and theLabel are ready, make the action listener
theButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
fc.setVisible(true);
Font myNewFont = fc.getSelectedFont();
System.out.println("You chose " + myNewFont);
theLabel.setFont(myNewFont);
f.pack(); // adjust for new size
fc.dispose();
}
});
f.setSize(150, 100);
f.setVisible(true);
f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}
}